Zync — Pro Multi-Camera Audio Sync for DaVinci Resolve

Automatic, frame-accurate audio synchronization for DaVinci Resolve. No clapper boards. No manual nudging. Just sync.

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✨ Features

• 🎙️ Multi-source sync — Match any camera or recorder audio to a master track automatically
• 🎯 Frame-accurate alignment — Sub-frame precision using waveform cross-correlation
• 📼 VFR & RAW support — Handles Variable Frame Rate media, R3D, BRAW, and more
• 🔀 Sample rate drift correction — Compensates for long-recording drift between devices
• 🎬 DaVinci timeline builder — Creates a fully assembled multicam timeline in one click
• 🌍 English & Spanish UI — Fully localized interface

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⬇️ Download

Head to the Releases page and download the file for your OS.

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🍎 macOS Installation

Requires: DaVinci Resolve 18 or 19 with External Scripting enabled.

1. Download Zync_App_Mac.zip from the Releases page.
2. Unzip it — you'll get Zync.app.
3. Right-click → Open the first time (macOS Gatekeeper requires this once).
4. Keep DaVinci Resolve open in the background and click Sync!

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🪟 Windows Installation

Requires: DaVinci Resolve 18, 19, or 20 with External Scripting enabled.

1. Download Zync_Windows.zip from the Releases page.
2. Extract the zip to any folder.
3. Double-click install.bat. This will automatically check for Python 3.10, install required audio libraries, and register Zync directly into DaVinci Resolve.
4. Open DaVinci Resolve with your project loaded.
5. Launch the tool from the top menu: Workspace → Workflow Integrations → Zync!

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⚙️ Enable External Scripting in DaVinci Resolve

Zync connects to DaVinci Resolve via its built-in scripting API. You need to enable it once:

1. Open DaVinci Resolve.
2. Go to DaVinci Resolve → Preferences (Mac) or Edit → Preferences (Windows).
3. Click the General tab.
4. Set External scripting using to Local.
5. Restart DaVinci Resolve.

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🛠️ Troubleshooting

Problem	Fix
"Cannot connect to DaVinci"	Make sure DaVinci Resolve is open and External Scripting is set to Local
App won't open on Mac	Right-click → Open instead of double-clicking
Windows Defender warning	Click More info → Run anyway — this is normal for unsigned apps
No timelines appear	Open a project in DaVinci Resolve first

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📋 System Requirements

	Mac	Windows
OS	macOS 12+	Windows 10/11
DaVinci Resolve	18 or 19	18 or 19
Python	Not required (bundled)	Not required (bundled)
RAM	8 GB+	8 GB+

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This repository is used exclusively for distributing compiled public releases of Zync. Source code is proprietary.